CN103915923A - Freezer compressor and motor and stator punching piece of freezer compressor - Google Patents
Freezer compressor and motor and stator punching piece of freezer compressor Download PDFInfo
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- CN103915923A CN103915923A CN201410122840.5A CN201410122840A CN103915923A CN 103915923 A CN103915923 A CN 103915923A CN 201410122840 A CN201410122840 A CN 201410122840A CN 103915923 A CN103915923 A CN 103915923A
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Abstract
The invention belongs to the technical field of freezer compressors and discloses a freezer compressor and a motor and a stator punching piece of the freezer compressor. The stator punching piece comprises a punching piece body. A center hole is formed in the punching piece body. A plurality of inserted line groove groups are formed in the periphery radial direction of the center hole in a concave mode. The punching piece body is provided with two oppositely-arranged long edges and two oppositely-arranged wide edges, the distance between the two long edges is 103.9 mm- 104.1 mm, the distance between the two wide edges is 98.9 mm- 99.1 mm, the diameter of the center hole is 60.08 mm-60.12 mm, the inserted line groove groups comprise large grooves, middle grooves and small grooves, the space distance between any two adjacent grooves is the same, and the space distance is between 2.95 mm and 3.05 mm. The tooth yoke distributing evenness and the yoke flux density of the stator punching piece are improved, the appearance and the weight of the motor are reduced, steel using rate is improved, motor cost is lowered, and motor efficiency is improved.
Description
Technical field
The invention belongs to freezer compressor technical field, the motor of relate in particular to a kind of stator punching, being made by this stator punching and the freezer compressor with this motor.
Background technology
The motor of freezer compressor generally comprises stator and rotates and is installed on rotor on stator, and wherein, stator specifically comprises stator core and be embedded at the stator winding on stator core, and stator core is overrided to form by multiple stator punchings.Stator punching comprises punching body, offers the centre bore wearing for rotor on punching body, is circumferentially concaved with several and embeds the line embedding groove of installing for stator winding on the inwall of centre bore.
The stator punching of current refrigerator compressor electric motor, is generally the square structure that the length of side designs greatlyr, and the flute profile of its line embedding groove generally designs more singlely and groove area is large.The refrigerator compressor motor that adopts existing stator punching to make, it has the following disadvantages in concrete application: the 1) phenomenon of close unsaturated, the close skewness of tooth (part between line embedding groove and line embedding groove) yoke magnetic of the stator punching ubiquity yoke portion of current refrigerator compressor electric motor (part between line embedding groove and punching body outer wall) magnetic, thereby cause the efficiency performance of motor insufficient, electric efficiency is lower; 2) stator punching size dimension is larger, lower for the manufacture of the steel utilization ratio of stator punching, and the profile of motor and weight are all larger, thereby causes the material cost of motor higher.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, the motor that provides a kind of stator punching, be made up of this stator punching and the freezer compressor with this motor, it is intended to solve because the stator laminating structure size of current refrigerator compressor electric motor arranges the unreasonable technical problems such as refrigerator compressor motor cost is high, electric efficiency is low that cause.
For achieving the above object, the technical solution used in the present invention is: a kind of stator punching, comprise punching body, on described punching body, offer the centre bore wearing for rotor, radially be concaved with some groups of line embedding groove groups along the circumference of described centre bore, described punching body has the long edge broad edge relative with two positions that two positions is relative, distance described in two between long edge is 103.9-104.1mm, distance described in two between broad edge is 98.9-99.1mm, and the diameter of described centre bore is 60.08-60.12mm; Each described line embedding groove group includes vat, middle slot and sulculus, and the spacing between any two adjacent slots all equates, and this spacing is between 2.95mm-3.05mm.
Preferably, described in the diameter of described centre bore, two, described in the distance and two between long edge, between the distance between broad edge, meet following relation: 0.53≤2d1/(x+y)≤0.6;
Wherein, x is the distance between long edge described in two, and y is the distance between broad edge described in two, the diameter that d1 is described centre bore.
Preferably, described in two, described in the distance between long edge, two, between the bottom land tangent circle diameter of the distance between broad edge, described middle slot and the bottom land tangent circle diameter of described sulculus, meet following relation :-0.5≤(x-d3)-(y-d4)≤+ 0.5;
Wherein, x is the distance between long edge described in two, and y is the distance between broad edge described in two, the bottom land tangent circle diameter that d3 is described middle slot, the bottom land tangent circle diameter that d4 is described sulculus.
Preferably, between the bottom land tangent circle diameter of the bottom land tangent circle diameter of described vat, described middle slot and the bottom land tangent circle diameter of described sulculus, meet following relation :-0.5≤(d2-d3)-(d3-d4)≤+ 0.5;
Wherein, the bottom land tangent circle diameter that d2 is described vat, the bottom land tangent circle diameter that d3 is described middle slot, the bottom land tangent circle diameter that d4 is described sulculus.
Preferably, the bottom land tangent circle diameter of described vat is Φ 85.01-Φ 85.11mm, and the bottom land tangent circle diameter of described middle slot is Φ 80.27-Φ 80.37mm, and the bottom land tangent circle diameter of described sulculus is Φ 75.41-Φ 75.51mm.
Preferably, described line embedding groove group comprises three described vats, two described middle slots and a described sulculus, and three described vats are successively in abutting connection with arranging, and described in two, middle slot is located at respectively the both sides of three described vats, and described sulculus is located at the side away from described vat of a described middle slot.
More preferably, described vat is recessed to setting towards the drift angle outward flange place side of described punching body along the inwall of described centre bore, and described sulculus is recessed to setting towards the described broad edge place side of described punching body along the inwall of described centre bore.
Preferably, described line embedding groove group is provided with four groups, and described in four groups line embedding groove group along described centre bore circumferentially uniformly-spaced uniform ring winding put.
The present invention also provides a kind of motor, and it comprises that stator and rotation are installed on the rotor on described stator, and described stator adopts above-mentioned stator punching to make.
Stator punching provided by the invention and there is the refrigerator compressor motor of this stator punching, by punching body is designed to unequal-sided rectangular configuration, under the prerequisite that can be evenly distributed at the tooth yoke that ensures stator punching, reduce the size dimension of stator punching, thereby profile and the weight of motor are reduced, and then improved steel utilization ratio, reduce the cost of motor; And it is by line embedding groove being designed to vat, middle slot and the sulculus that size is different, can improve the utilance (stator winding is flush-mounted in the copper factor of rear line embedding groove in line embedding groove) of line embedding groove, give full play to the groove utilance of every groove, improve electric efficiency.Simultaneously, its overall dimension according to punching body is optimized the spacing between diameter and the adjacent line embedding groove of centre bore, thereby the tooth yoke of having optimized stator punching distributes, improve yoke portion magnetic close, thereby give full play to the efficiency of motor, improved the efficiency of motor, and improved steel utilization ratio, reduce profile and the weight of motor, and then reduced the cost of motor.
The present invention also provides a kind of freezer compressor, and it comprises body, is provided with above-mentioned motor in described body.
Freezer compressor provided by the invention, owing to having adopted above-mentioned motor, therefore, improve on the one hand the power performance of compressor, reduce on the other hand the production cost of compressor, thereby improved the combination property of freezer compressor, improved the market competitiveness of refrigerator.
Brief description of the drawings
Fig. 1 is the structural representation of the stator punching that provides of the embodiment of the present invention;
Fig. 2 is the distribution of sizes schematic diagram of the stator punching that provides of the embodiment of the present invention;
Fig. 3 is the staggered stamping forming machining sketch chart of mutual embedding of stator punching that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As depicted in figs. 1 and 2, the stator punching 1 that the embodiment of the present invention provides, comprise punching body 11, on punching body 11, offer the centre bore 12 wearing for rotor, radially be concaved with some groups of line embedding groove groups 13 along the circumference of centre bore 12, punching body 11 is rectangular configuration, the broad edge 112 that it long edge 111 that comprises that two positions is relative is relative with two positions, distance (being the length of stator punching 1) x between two long edges 111 is 103.9-104.1mm, distance (being the width of stator punching 1) y between two broad edge 112 is 98.9-99.1mm, the diameter d 1 of centre bore 12 is 60.08-60.12mm, each line embedding groove group 13 includes vat 131, middle slot 132 and sulculus 133, and spacing (minimum range between the adjacent slot) L1 between any two adjacent slots all equates, and this spacing L1 is between 2.95mm-3.05mm.Two adjacent slots specifically comprise two adjacent vats 131, two adjacent middle slots 132, two adjacent sulculuses 133, adjacent vat 131 and middle slot 132, adjacent middle slot 132 and adjacent sulculus 133.The spacing L1 of two adjacent slots, specifically refers to the spacing of adjacent two grooves on centre bore 12 inwall circumferencial directions, i.e. the minimum projection arc length of adjacent two groove inwalls on centre bore 12 inwalls.The setting of sulculus 133, can dwindle the overall groove face area of line embedding groove group 13 greatly, thereby is beneficial to the spacing increasing between adjacent two grooves; The overall groove face area of line embedding groove group 13 can be further dwindled in arranging on the one hand of middle slot 132, is beneficial to the spacing L1 increasing between adjacent two grooves, can prevent that on the other hand the line embedding groove size of adjacent two different flute profiles from differing too large.The spacing L1 of each adjacent two grooves is all set to equate, and makes this spacing L1 between 2.95mm-3.05mm, like this, can be beneficial on the one hand the spacing L1 size between unified each adjacent two grooves, thereby be beneficial to the design course of processing of simplifying stator punching 1; Can make on the other hand the tooth yoke of stator punching 1 distribute more even.Stator punching 1 provided by the invention, by being designed to punching body 11 unequal-sided rectangular configuration and line embedding groove being designed to vat 131, middle slot 132 and the sulculus 133 that size is different; Simultaneously, by reducing the size dimension of stator punching 1, and be optimized the spacing L1 between diameter and the adjacent line embedding groove of centre bore 12 according to the overall dimension of punching body 11, like this, the tooth yoke of having optimized on the one hand stator punching 1 distributes, improve yoke portion magnetic close, thereby given full play to the efficiency of motor, improved the efficiency of motor; Improve on the other hand steel utilization ratio, reduced profile and the weight of motor, and then reduced the cost of motor.
Preferably, as depicted in figs. 1 and 2, between bottom land tangent circle diameter d 2, the bottom land tangent circle diameter d 3 of middle slot 131 and the bottom land tangent circle diameter d 4 of sulculus 131 of the distance x between diameter d 1, the two long edges 111 of centre bore 12, distance y between two broad edge 112, vat 131, meet following relation:
0.53≤2d1/（x+y）≤0.6；（1）
-0.5≤（x-d3）-（y-d4）≤+0.5；（2）
-0.5≤（d2-d3）-（d3-d4）≤+0.5；（3）
Wherein, x is the distance between two long edges 111, and y is the distance between two broad edge 112, the diameter in hole 12 centered by d1, and d2 is the bottom land tangent circle diameter of vat 131, and d3 is the bottom land tangent circle diameter of middle slot 132, and d4 is the bottom land tangent circle diameter of sulculus 133.
Above-mentioned expression formula (1) is mainly that the correlation of the distance x between diameter d 1 and the two long edges 111 to centre bore 12, the distance y between two broad edge 112 limits, like this, be beneficial to the diameter d 1 that is optimized hole, design centre 12 according to the overall dimension of punching body 11, ensure tooth yoke distributing homogeneity, the raising close property of yoke portion magnetic of stator punching 1 and improve steel utilization ratio thereby be beneficial to.
Above-mentioned expression formula (2) is mainly that the correlation of the distance x between bottom land tangent circle diameter d 4 and the two long edges 111 of bottom land tangent circle diameter d 3 to middle slot 132, sulculus 133, the distance y between two broad edge 112 limits, like this, be beneficial to according to the overall dimension of punching body 11 and be optimized the design bottom land tangent circle diameter d 3 of middle slot 132 and the bottom land tangent circle diameter d 4 of sulculus 133, ensure tooth yoke distributing homogeneity, the raising close property of yoke portion magnetic of stator punching 1 and improve steel utilization ratio thereby be beneficial to.
Above-mentioned expression formula (3) is mainly that the correlation of the bottom land tangent circle diameter d 4 of bottom land tangent circle diameter d 3 to the bottom land tangent circle diameter d 2 of vat 131 and middle slot 132, sulculus 133 limits, like this, be beneficial to and ensure tooth yoke distributing homogeneity, the raising close property of yoke portion magnetic of stator punching 1 and improve steel utilization ratio.
Preferably, as depicted in figs. 1 and 2, the bottom land tangent circle diameter d 2 of vat 131 is Φ 85.01-Φ 85.11mm, and the bottom land tangent circle diameter d 3 of middle slot 132 is Φ 80.27-Φ 80.37mm, and the bottom land tangent circle diameter d 4 of sulculus 133 is Φ 75.41-Φ 75.51mm.In the present embodiment, the data area of the bottom land tangent circle diameter d 3 of the bottom land tangent circle diameter d 2 of vat 131, middle slot 132 and the bottom land tangent circle diameter d 4 of sulculus 133 is that the distance x between two long edges 111 is 103.9-104.1mm, under the prerequisite that distance y between two broad edge 112 is 98.9-99.1mm, according to above-mentioned expression formula (2) and expression formula (3) decision design, effectively improve the close property of tooth yoke distributing homogeneity, yoke portion magnetic and the steel utilization ratio of stator punching 1.
More preferably, as depicted in figs. 1 and 2, the bottom land tangent circle diameter d 2 of vat 131 is Φ 85.06mm, the bottom land tangent circle diameter d 3 of middle slot 132 is Φ 80.32mm, the bottom land tangent circle diameter d 4 of sulculus 133 is Φ 75.46mm, like this, can make the close property of tooth yoke distributing homogeneity, yoke portion magnetic and the steel utilization ratio of stator punching 1 all bring up to optimum efficiency.
Preferably, as depicted in figs. 1 and 2, line embedding groove group 13 comprises three vats 131, two middle slots 132 and sulculuses 133, and three vats 131 are successively in abutting connection with arranging, two middle slots 132 are located at respectively the both sides of three vats 131, and sulculus 133 is located at the side away from vat 131 of a middle slot 132.This setup, can be beneficial to the close property of tooth yoke distributing homogeneity, yoke portion magnetic and the steel utilization ratio that improve stator punching 1.
More preferably, as depicted in figs. 1 and 2, three vats 131 are recessed to setting towards the drift angle outward flange place side of punching body 11 along the inwall of centre bore 12, two middle slots 132 are divided into the both sides of vat 131, sulculus 133 is located at the side away from vat 131 of middle slot 132, and sulculus 133 is recessed to setting towards the broad edge 112 place sides of punching body 11 along the inwall of centre bore 12.We know, for rectangle punching body 11, its drift angle outward flange be rectangle punching body 11 with centre bore 12 inwalls apart from maximum edge part, broad edge 112 is apart from minimum edge part with centre bore 12 inwalls, , drift angle outward flange is maximum to the solid material between centre bore 12 inwalls, broad edge 112 is minimum to the solid material between centre bore 12 inwalls, the vat of groove depth maximum 131 is arranged towards the broad edge 112 of punching body 11 towards the drift angle outward flange setting of punching body 11 with by the sulculus of groove depth minimum 133, like this, can make to be arranged with the darkest vat of the degree of depth 131 and be formed at the maximum position of solid material on punching body 11, be arranged with the most shallow sulculus of the degree of depth 133 and be formed at the minimum position of solid material on punching body 11, thereby effectively ensure the uniformity of stator punching 1 yoke portion size, uniformity and the close property of yoke portion magnetic that stator punching 1 tooth yoke distributes are improved, and then efficiency and the stock utilization of motor are improved.
More preferably, as depicted in figs. 1 and 2, line embedding groove group 13 is provided with four groups, and four groups of line embedding groove groups 13 along the inwall of centre bore 12 circumferentially uniformly-spaced uniform ring winding put.Like this, vat 131 is provided with 12 altogether, and middle slot 132 is provided with eight, and sulculus 133 is provided with four.And outside four drift angles of punching body 11, emargination are to setting respectively for the vat 131 of four groups of line embedding groove groups 13, and sulculus 133 is recessed to setting towards two broad edge 112 of punching body 11 respectively.Like this, be beneficial to the uniformity that ensures stator punching 1 yoke portion size, improved uniformity and the close property of yoke portion magnetic that tooth yoke distributes, and then improved efficiency and the stock utilization of motor.
Preferably, as depicted in figs. 1 and 2, vat 131, middle slot 132 and sulculus 133 are flat-bottom slot, and each groove includes the notch that is communicated with centre bore 12, is arranged with in the medial launder section at the bottom of the planar slot of centre bore 12 inwall entity sides and between at the bottom of being connected in notch and planar slot.Particularly, vat 131 comprises the first notch 1311 being communicated with centre bore 12, be arranged with at the bottom of the first planar slot of centre bore 12 inwall entity sides 1312 and be connected in the first notch 1311 and the first planar slot at the bottom of the first medial launder section 1313 between 1312, middle slot 132 comprises the second notch 1321 being communicated with centre bore 12, be arranged with at the bottom of the second planar slot of centre bore 12 inwall entity sides 1322 and be connected in the second notch 1321 and the second planar slot at the bottom of the second medial launder section 1323 between 1322, sulculus 133 comprises the 3rd notch 1331 being communicated with centre bore 12, be arranged with at the bottom of the 3rd planar slot of centre bore 12 inwall entity sides 1332 and be connected in the 3rd notch 1331 and the 3rd planar slot at the bottom of the 3rd medial launder section 1333 between 1332.Vat 131, middle slot 132 and sulculus 133 are all made as to flat-bottom slot, do not changing under the prerequisite of spacing between adjacent two grooves, can expand the groove face area of each groove, thereby be beneficial to the utilance that improves line embedding groove, and be beneficial to the uniformity that ensures stator punching 1 yoke portion size, improve uniformity and the close property of yoke portion magnetic that tooth yoke distributes, and then improved efficiency and the stock utilization of motor.
Preferably, as depicted in figs. 1 and 2, the first rounding circular arc 130 smooth transition that are 1.5～2.0mm with medial launder Duan Jun by radius R 1 at the bottom of the planar slot of each groove are connected, like this, can ensure that stator punching 1 has good punching process character in manufacturing process, has improved the punching press yields of stator punching 1.
Preferably, as shown in figures 1 and 3, long edge 111 is step-like setting, it comprise in the middle of boss portion 1111, be symmetrically set in the middle of two platform part 1112 of boss portion 1111 points of both sides and angled transition be connected in the middle of slope transitions 1113 between boss portion 1111 and platform part 1112.Slope transitions 1113 specifically can be transition clinoplain and also can be transition circle cambered surface.The step-like setting at long edge 111, can make in the Punching Process of stator punching 1 the adjacent stators punching 1 mutual embedding punch forming that can interlock on steel plate raw material, while being punch process, adjacent stators punching 1 is with a slope transitions 1113 of a stator punching 1, one platform part 1112 respectively with a slope transitions 1113 of another stator punching 1, middle boss portion 1111 is bonded to each other, like this, can improve the arrange compactness of multiple stator punchings 1 on steel plate raw material, thereby reduce the quantity of material that stator punching 1 punch forming need to cut, and then can make full use of steel plate raw material, improve the raw-material stock utilization of steel plate.
Preferably, as depicted in figs. 1 and 2, the distance d5 between middle boss portion 1111 and platform part 1112 is 1-4mm, like this, has both been beneficial to the economic punch forming of stator punching 1; Be beneficial to again the uniformity that ensures stator punching 1 yoke portion size, thereby can ensure the performance of stator punching 1.More preferably, the distance x between the middle boss portion 1111 on 11 liang relatively long edges 111 of punching body is preferably set to 104mm, and the distance L 0 between platform part 1112 is preferably set to 98mm, and d5 is 3mm.
Further, as depicted in figs. 1 and 2, be concaved with detent 15 in broad edge 112, the setting of detent 15 is mainly used in positioning on steel plate raw material, so that punch forming stator punching 1 improves the raw-material utilance of steel plate thereby be beneficial to.
Preferably, as depicted in figs. 1 and 2, the second rounding circular arc 16 smooth transition that are 66.75mm by radius R 2 between long edge 111 and broad edge 112 are connected, four drift angle outward flanges that are punching body 11 are all rounding setting, like this, can ensure that stator punching 1 has good punching process character in manufacturing process, has improved the punching press yields of stator punching 1.
Further, as depicted in figs. 1 and 2, on punching body 11, also run through and be provided with the connecting through hole 14 wearing for securing member (not shown), the setting of connecting through hole 14, is mainly used in realizing the installation of the stator of being made up of this stator punching 1 in motor housing (not shown).When concrete installation, the connecting through hole 14 that securing member passes is fastenedly connected with the shell of motor.Preferably, connecting through hole 14 is provided with four, and four connecting through holes 14 arrange near four drift angle outward flanges of punching body 11 respectively, and the centre-to-centre spacing L3 of the centre-to-centre spacing L2 of the two adjacent connecting through holes 14 that arrange along long edge 111 and the two adjacent connecting through holes 14 that arrange along broad edge 112 is all preferably set to 86.5mm.
The embodiment of the present invention also provides a kind of motor, and it comprises that stator (not shown) and rotation are installed on the rotor (not shown) on stator, and stator adopts above-mentioned stator punching 1 to make.Particularly, stator comprises stator core (not shown) and is embedded at the stator winding (not shown) on stator core, and the stator punching 1 that stator core adopts is made by multiple above-mentioned stator punchings 1 and is overrided to form.The motor that the embodiment of the present invention provides, owing to adopting above-mentioned stator punching 1 to make, therefore one side has improved the efficiency of motor, has reduced the cost of motor on the other hand.
According to comparing of concrete data, the refrigerator compressor motor that adopts above-mentioned stator punching 1 to make, with respect to the manufacturing cost that has refrigerator compressor motor, ensureing on the basis that motor performance is qualified, the production cost of separate unit motor can be reduced to 5% left and right, reach the object of effective reduction motor cost.
The embodiment of the present invention also provides a kind of freezer compressor, and it comprises body (not shown), is provided with above-mentioned motor in body.Freezer compressor provided by the invention, owing to having adopted above-mentioned motor, therefore, improve the power performance of compressor and reduced the production cost of compressor, thereby having improved the combination property of freezer compressor, improve the market competitiveness of refrigerator.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace or improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a stator punching, comprise punching body, on described punching body, offer the centre bore wearing for rotor, radially be concaved with some groups of line embedding groove groups along the circumference of described centre bore, it is characterized in that: described punching body has the long edge broad edge relative with two positions that two positions is relative, distance described in two between long edge is 103.9-104.1mm, and the distance described in two between broad edge is 98.9-99.1mm, and the diameter of described centre bore is 60.08-60.12mm; Each described line embedding groove group includes vat, middle slot and sulculus, and the spacing between any two adjacent slots all equates, and this spacing is between 2.95mm-3.05mm.
2. stator punching as claimed in claim 1, is characterized in that: between the distance described in the distance and two described in the diameter, two of described centre bore between long edge between broad edge, meet following relation: 0.53≤2d1/(x+y)≤0.6;
Wherein, x is the distance between long edge described in two, and y is the distance between broad edge described in two, the diameter that d1 is described centre bore.
3. stator punching as claimed in claim 1 or 2, is characterized in that: between the bottom land tangent circle diameter of the distance described in the distance, two described in two between long edge between broad edge, the bottom land tangent circle diameter of described middle slot and described sulculus, meet following relation :-0.5≤(x-d3)-(y-d4)≤+ 0.5;
Wherein, x is the distance between long edge described in two, and y is the distance between broad edge described in two, the bottom land tangent circle diameter that d3 is described middle slot, the bottom land tangent circle diameter that d4 is described sulculus.
4. stator punching as claimed in claim 3, is characterized in that: between the bottom land tangent circle diameter of the bottom land tangent circle diameter of the bottom land tangent circle diameter of described vat, described middle slot and described sulculus, meet following relation :-0.5≤(d2-d3)-(d3-d4)≤+ 0.5;
Wherein, the bottom land tangent circle diameter that d2 is described vat, the bottom land tangent circle diameter that d3 is described middle slot, the bottom land tangent circle diameter that d4 is described sulculus.
5. stator punching as claimed in claim 3, it is characterized in that: the bottom land tangent circle diameter of described vat is Φ 85.01-Φ 85.11mm, the bottom land tangent circle diameter of described middle slot is Φ 80.27-Φ 80.37mm, and the bottom land tangent circle diameter of described sulculus is Φ 75.41-Φ 75.51mm.
6. stator punching as claimed in claim 1 or 2, it is characterized in that: described line embedding groove group comprises three described vats, two described middle slots and a described sulculus, and three described vats are successively in abutting connection with arranging, described in two, middle slot is located at respectively the both sides of three described vats, and described sulculus is located at the side away from described vat of a described middle slot.
7. stator punching as claimed in claim 6, it is characterized in that: described vat is recessed to setting towards the drift angle outward flange place side of described punching body along the inwall of described centre bore, described sulculus is recessed to setting towards the described broad edge place side of described punching body along the inwall of described centre bore.
8. stator punching as claimed in claim 6, is characterized in that: described line embedding groove group is provided with four groups, and described in four groups line embedding groove group along described centre bore circumferentially uniformly-spaced uniform ring winding put.
9. a motor, comprises stator and rotates the rotor being installed on described stator, it is characterized in that: described stator adopts the stator punching as described in claim 1 to 8 any one to make.
10. a freezer compressor, comprises body, it is characterized in that: in described body, be provided with motor as claimed in claim 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410122840.5A CN103915923A (en) | 2014-03-28 | 2014-03-28 | Freezer compressor and motor and stator punching piece of freezer compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410122840.5A CN103915923A (en) | 2014-03-28 | 2014-03-28 | Freezer compressor and motor and stator punching piece of freezer compressor |
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| CN103915923A true CN103915923A (en) | 2014-07-09 |
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| CN201410122840.5A Pending CN103915923A (en) | 2014-03-28 | 2014-03-28 | Freezer compressor and motor and stator punching piece of freezer compressor |
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| CN109067027A (en) * | 2018-07-13 | 2018-12-21 | 卧龙电气集团股份有限公司 | A kind of stator punching and stator core and motor with the punching |
| CN111463916A (en) * | 2020-04-30 | 2020-07-28 | 四川富生电器有限责任公司 | Stator punching sheet of household air-conditioning compressor motor |
| CN113839476A (en) * | 2021-09-18 | 2021-12-24 | 广东美芝制冷设备有限公司 | Motor, compressor and refrigeration plant |
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| CN201918811U (en) * | 2011-01-07 | 2011-08-03 | 广东威灵电机制造有限公司 | Stator lamination of alternating-current asynchronous motor |
| CN102280952A (en) * | 2011-08-05 | 2011-12-14 | 威灵（芜湖）电机制造有限公司 | Stator punching sheet of alternating current asynchronous motor |
| CN202798190U (en) * | 2012-08-23 | 2013-03-13 | 安徽美芝制冷设备有限公司 | Stator punched part for refrigerator compressor aluminum-wire motor |
| CN203481939U (en) * | 2013-09-23 | 2014-03-12 | 杭州钱江压缩机有限公司 | Motor stator punching sheet |
| CN203827083U (en) * | 2014-03-28 | 2014-09-10 | 威灵（芜湖）电机制造有限公司 | Refrigerator compressor, and motor and stator punching sheet thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104158314A (en) * | 2014-09-02 | 2014-11-19 | 安徽美芝制冷设备有限公司 | Stator punching sheet and direct-current frequency conversion motor with same |
| CN109067027A (en) * | 2018-07-13 | 2018-12-21 | 卧龙电气集团股份有限公司 | A kind of stator punching and stator core and motor with the punching |
| CN109067027B (en) * | 2018-07-13 | 2024-04-19 | 卧龙电气驱动集团股份有限公司 | Stator punching sheet, stator core with same and motor |
| CN111463916A (en) * | 2020-04-30 | 2020-07-28 | 四川富生电器有限责任公司 | Stator punching sheet of household air-conditioning compressor motor |
| CN113839476A (en) * | 2021-09-18 | 2021-12-24 | 广东美芝制冷设备有限公司 | Motor, compressor and refrigeration plant |
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Application publication date: 20140709 |